Tight ass penny.
Instructions are as follows:
1. Get one penny
2. Get an ashtray or suitable receptical
3. Get as many people as you like
4. Place the ashtray at one end of a room
5. Place one person at the opposite end
6. Objects should be placed obstructing the direct path between the ashtray and the person
7. Place the penny in the crack of the persons butt
8. The person must complete the course to the ashtray and then drop the penny into the ashtray.
9. If the penny is dropped anywhere else besides the ashtray from the moment if is placed in the persons butt crack then one drink must be consumed by the participant.